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The second H7N9 wave not only had many more cases than the first, it affected a wider area.
California health officials today upgraded pertussis activity in the state to epidemic status, with more than 800 cases reported over the past 2 weeks, according to a statement from the California Department of Public Health (CDPH)
Eighteen more illnesses, including five from a second subtype, have been reported in a multistate Salmonella outbreak linked to contact with pet bearded dragons, and four more states are reporting cases, the US Centers for Disease Control and Prevention (CDC) said yesterday in an update.
The new cases push the outbreak total to 150 and the number of affected states to 35.
Also, Saudi Arabia has a new case and new reports offer more data on MERS-CoV in camels.
The evidence-based guidance is part of a series on preventing hospital infections.
An Austrian pharmaceutical company today reported promising findings from a phase 1 study of its candidate chikungunya vaccine. The vaccine, which uses a standard measles vaccine vector, induced a significant neutralizing immune response and appeared to be safe, according to a press release from the Vienna-based company, Themis Bioscience.
Four more cases of Salmonella linked to sprouted chia powder have been added to the US count and five to Canada's, and a third strain of the organism has been implicated in the outbreak, according to updates from the Centers for Disease Control and Prevention (CDC) and the Public Health Agency of Canada (PHAC).
Vaccine strains overstimulated some kids' immune systems, and CSL said it has taken steps to reduce the risk.
The WHO confirms the first two MERS cases in Iran, and Kuwait finds the virus in five camels.
Avian influenza viruses with components similar to those in the 1918 pandemic flu virus still circulate in nature, and genetic engineering experiments suggest it would take only a few mutations to turn them into a human threat, according to a team of scientists led by Yoshiro Kawaoka, DVM, PhD, of the University of Wisconsin.
A recently published case report on the nation's first death from Heartland virus, in an 80-year-old man who had been reported as Tennessee's first case, sheds light on the clinical profile and hints that older people who have underlying complications may be more vulnerable to complications from the disease.
Guinea has reported 7 new cases, the WHO says, and Sierra Leone reported 8.
A report on a 3-case MERS cluster last year highlights diagnostic difficulties.
The risk of post-vaccination seizures in 1-year-olds was twice as high with the combined measles-mumps-rubella-varicella (MMRV) vaccine compared with the MMR and varicella vaccines (MMR+V) administered separately, but the absolute risk is small, according to a study yesterday in the Canadian Medical Association Journal (CMAJ).
Cases in the Caribbean top 135,000, as the US announces 3 new imported cases.
Saudi Arabia has reported seven more MERS-CoV infections since Jun 6, lifting the country's count to 700 cases, including 287 deaths.
The Saudi Ministry of Health (MOH) reported 4 MERS-CoV (Middle East respiratory syndrome coronavirus) cases on Jun 6, 1 on Jun 7, and 2 today. (The Jun 6 cases were not reported here previously because the ministry's Web site was down much of that day.)
Several factors contributed, the WHO says, while experts call for case-control studies.
West Africa's Ebola virus outbreak continues to swell, with 20 new cases and 3 additional deaths, according to an update yesterday from the World Health Organization (WHO), based on new reports the agency received on Jun 2 and 3.
Saudi officials plan to test all domestic camels for MERS-CoV and note two more human cases.
Most Northern Hemisphere countries are at or approaching interseasonal flu levels, with North America and eastern Asia still reporting some influenza B circulation, the World Health Organization (WHO) said in its latest global flu update.
The countries at interseasonal levels included China, with the percentage of positive flu tests low in both the northern and southern parts of the country.
